True leadership in forestry means thinking beyond profits and considering the planet first.

孔子说：“君子通晓道义，小人通晓私利。”

For me they normally happen, these career crises, often, actually, on a Sunday evening, just as the sun is starting to set, and the gap between my hopes for myself and the reality of my life starts to diverge so painfully that I normally end up weeping into a pillow.

The United States, in their expansive capacity, are capable of containing within their limits the whole population of the earth.

艺术是永恒的，生命是短暂的。

我认为生活中最重要的事情是对自己和他人都要诚实。

在计算复杂性的领域里，每个问题都是一个等待被探索的宇宙。